Home / 3,313,706.20-4,970,267.70-917,337.40

Finding the Fourth Proportional to 3,313,706.20, 4,970,267.70 and 917,337.40

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Solution

The fourth proportional to 3,313,706.20, 4,970,267.70 and 917,337.40 is: 1,375,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,706.20 : 4,970,267.70 = 917,337.40 : x
  2. Step 2: Convert to fraction form
    3,313,706.20/4,970,267.70 = 917,337.40/x
  3. Step 3: Cross multiply
    3,313,706.20x = 4,970,267.70 × 917,337.40
  4. Step 4: Simplify right side
    3,313,706.20x = 4,559,412,449,221.98
  5. Step 5: Solve for x
    x = 4,559,412,449,221.98/3,313,706.20
  6. Step 6: Final answer
    x = 1,375,925.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.